Casts
Kirk Douglas
as Alex Vandervoort
Christopher Plummer
as Roscoe Heyward
Ralph Bellamy
as Jerome Patterson
Joan Collins
as Avril Devereaux
Robert Loggia
as Tony Bear
Marisa Pavan
as Celia Vandervoort
Lorne Greene
as George Quartermain
Helen Hayes
as Dr. McCartney
Susan Flannery
as Margot Bracken
Timothy Bottoms
as Miles Eastin
